To provide a switch flow system for a multi-directional stopcock which achieves accurate and stable supply and switching of fluids and prevents contamination with low cost.
The switch flow system for a multi-directional stopcock 1 includes a plurality of containers 10 for holding fluids 15 within and for discharging the fluids 15 to the outside, one or a plurality of multi-directional stopcock switching apparatuses 40 to each of which a multi-directional stopcock 42 is attached detachably for switching the flow directions of the fluids 15 supplied from the plurality of containers 10 among a plurality of patterns, first motors 20 for supplying the fluids 15 in at least one direction selected from a direction supplying the fluids 15 from the containers 10 to the multi-directional stopcocks 42 or an opposite direction, second motors 43 for switching the flow direction of the multi-directional stopcocks 42, and a control device 50 for controlling actuation of the motors 20 and 43.
KOYAMA TADATAKA
TAKAI TOSHIAKI
HASEGAWA HYO
| JP2008023346A | 2008-02-07 | |||
| JPH03107686A | 1991-05-08 | |||
| JP2006160731A | 2006-06-22 |
Tomoko Hasegawa